tools/testing/selftests/rcutorture/bin/kvm-recheck.sh

Source file repositories/reference/linux-study-clean/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/rcutorture/bin/kvm-recheck.sh
Extension
.sh
Size
3923 bytes
Lines
144
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0+
#
# Given the results directories for previous KVM-based torture runs,
# check the build and console output for errors.  Given a directory
# containing results directories, this recursively checks them all.
#
# Usage: kvm-recheck.sh resdir ...
#
# Returns status reflecting the success or not of the last run specified.
#
# Copyright (C) IBM Corporation, 2011
#
# Authors: Paul E. McKenney <paulmck@linux.ibm.com>

T="`mktemp ${TMPDIR-/tmp}/kvm-recheck.sh.XXXXXX`"
trap 'rm -f $T' 0 2

configerrors=0

PATH=`pwd`/tools/testing/selftests/rcutorture/bin:$PATH; export PATH
. functions.sh
for rd in "$@"
do
	firsttime=1
	dirs=`find $rd -name Make.defconfig.out -print | sort | sed -e 's,/[^/]*$,,' | sort -u`
	for i in $dirs
	do
		if test -n "$firsttime"
		then
			firsttime=""
			resdir=`echo $i | sed -e 's,/$,,' -e 's,/[^/]*$,,'`
			head -1 $resdir/log
		fi
		TORTURE_SUITE="`cat $i/../torture_suite`" ; export TORTURE_SUITE
		configfile=`echo $i | sed -e 's,^.*/,,'`
		rm -f $i/console.log.*.diags $i/ConfigFragment.diags
		case "${TORTURE_SUITE}" in
		X*)
			;;
		*)
			if test -f tools/testing/selftests/rcutorture/bin/kvm-recheck-${TORTURE_SUITE}.sh
			then
				kvm-recheck-${TORTURE_SUITE}.sh $i
			else
				echo No kvm-recheck-${TORTURE_SUITE}.sh, so no ${TORTURE_SUITE}-specific analysis.
			fi
		esac
		if test -f "$i/qemu-retval" && test "`cat $i/qemu-retval`" -ne 0 && test "`cat $i/qemu-retval`" -ne 137
		then
			echo QEMU error, output:
			cat $i/qemu-output
		elif test -f "$i/console.log"
		then
			if test -f "$i/qemu-retval" && test "`cat $i/qemu-retval`" -eq 137
			then
				echo "Summary: Potential hang (QEMU killed)"
			fi
			configcheck.sh $i/.config $i/ConfigFragment > $i/ConfigFragment.diags 2>&1
			if grep -q '^CONFIG_KCSAN=y$' $i/ConfigFragment.input
			then
				# KCSAN forces a number of Kconfig options, so remove
				# complaints about those Kconfig options in KCSAN runs.
				mv $i/ConfigFragment.diags $i/ConfigFragment.diags.kcsan
				grep -v -E 'CONFIG_PROVE_RCU|CONFIG_PREEMPT_COUNT' $i/ConfigFragment.diags.kcsan > $i/ConfigFragment.diags
			fi
			if test -s $i/ConfigFragment.diags
			then
				cat $i/ConfigFragment.diags
				configerrors=$((configerrors+1))

Annotation

Implementation Notes